| In millions, except per share items | Sep-30-18 | Jun-30-18 | Mar-31-18 | Dec-31-17 | Sep-30-17 | Jun-30-17 | Mar-31-17 | Dec-31-16 |
| | 10-Q | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K |
| Total revenues | 14.3 | 15.7 | 16.8 | 20.1 | 23.8 | 30.5 | 35.3 | 36.8 |
| Revenue growth | -40.1% | -48.4% | -52.3% | -45.4% | -37.3% | -19.0% | -9.8% | -7.3% |
| Cost of goods sold | 9.8 | 11.5 | 12.1 | 15.7 | 19.5 | 24.1 | 28.5 | 28.8 |
| Gross profit | 4.4 | 4.2 | 4.7 | 4.4 | 4.3 | 6.3 | 6.8 | 8.1 |
| Gross margin | 31.1% | 26.6% | 27.8% | 21.9% | 18.1% | 20.8% | 19.2% | 21.9% |
| Selling, general and administrative [+] | 5.8 | 6.4 | 7.0 | 8.3 | 9.8 | 10.2 | 11.2 | 11.8 |
| Sales and marketing | 4.0 | 4.6 | 5.2 | | 6.5 | 6.9 | 7.9 | |
| General and administrative | | | | 1.8 | | | | 3.3 |
| Research and development | 2.7 | 3.2 | 3.5 | 3.8 | 3.8 | 3.5 | 4.0 | 4.7 |
| EBITDA [+] | -3.6 | -5.0 | -5.3 | -7.1 | -8.6 | -6.7 | -7.5 | -7.6 |
| EBITDA growth | -57.9% | -25.2% | -29.9% | -7.8% | 52.0% | -17.5% | -2.7% | -3.3% |
| EBITDA margin | -25.4% | -31.7% | -31.4% | -35.0% | -36.1% | -21.8% | -21.3% | -20.8% |
| Depreciation | 0.2 | 0.1 | 0.1 | 0.2 | 0.1 | 0.2 | 0.3 | 0.3 |
| EBITA | -3.8 | -5.1 | -5.4 | -7.3 | -8.7 | -6.8 | -7.9 | -7.9 |
| EBITA margin | -26.6% | -32.6% | -32.2% | -36.2% | -36.7% | -22.5% | -22.3% | -21.5% |
| Amortization of intangibles | | | 0.4 | 0.4 | 0.5 | 0.5 | 0.5 | 0.5 |
| EBIT [+] | -4.0 | -5.4 | -5.8 | -7.7 | -9.2 | -7.3 | -8.4 | -8.4 |
| EBIT growth | -56.8% | -26.2% | -30.5% | -8.8% | 41.8% | -18.5% | -2.2% | -4.6% |
| EBIT margin | -28.0% | -34.5% | -34.6% | -38.2% | -38.8% | -24.1% | -23.7% | -22.9% |
| Non-recurring items [+] | | | | -0.5 | 4.9 | 5.2 | | 7.2 |
| Asset impairment | | | | -0.5 | 4.9 | 5.2 | | 7.2 |
| Interest expense | | | | 0.3 | 1.1 | 1.5 | 2.1 | 2.4 |
| Interest expense | | | | 0.3 | 1.1 | 1.5 | 2.1 | 2.4 |
| Other income (expense), net [+] | 0.7 | 2.0 | 1.8 | 1.0 | 2.5 | -10.2 | -7.4 | -6.4 |
| Gain (loss) on debt retirement | | | | | | | -12.6 | |
| Other | 0.0 | -0.2 | -0.2 | -0.2 | 0.0 | 0.3 | 1.1 | 0.9 |
| Pre-tax income | -3.2 | -3.6 | -3.7 | -6.5 | -12.7 | -24.2 | -24.3 | -24.4 |
| Income taxes | 0.8 | 0.7 | 0.1 | 0.1 | 0.3 | 0.3 | -0.5 | -1.0 |
| Tax rate | | | | | -2.5% | | 2.2% | |
| Earnings from continuing ops | -4.0 | -4.3 | -3.8 | -6.6 | -13.1 | -24.6 | -23.8 | -23.5 |
| Earnings from discontinued ops | | | | | 0.8 | | | |
| Net income | -5.1 | -4.0 | -2.5 | -5.3 | -11.7 | -24.0 | -23.8 | -23.5 |
| Net margin | -35.7% | -25.8% | -14.7% | -26.2% | -49.3% | -78.7% | -67.4% | -63.7% |
| |
| Basic EPS [+] | ($0.33) | ($0.34) | ($0.44) | ($0.76) | ($2.09) | ($3.55) | ($3.02) | ($4.82) |
| Growth | -84.0% | -90.4% | -85.5% | -84.2% | -47.3% | 107.9% | 21.3% | 238.2% |
| Diluted EPS [+] | ($0.31) | ($0.34) | ($0.44) | ($0.76) | ($2.09) | ($3.55) | ($3.02) | ($4.82) |
| Growth | -85.2% | -90.4% | -85.5% | -84.2% | -47.3% | 107.9% | 21.3% | 238.2% |
| |
| |
| Shares outstanding (basic) [+] | 11.9 | 12.6 | 8.7 | 8.7 | 6.2 | 6.9 | 7.9 | 4.9 |
| Growth | 89.9% | 82.6% | 10.1% | 77.7% | 51.2% | 97.8% | 140.3% | -17.6% |
| Shares outstanding (diluted) [+] | 12.8 | 12.6 | 8.7 | 8.7 | 6.2 | 6.9 | 7.9 | 4.9 |
| Growth | 105.2% | 82.6% | 10.1% | 77.7% | 51.2% | 97.8% | 140.3% | -17.6% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |